Quick Answer What Is the CSD (Central Supplier Database)? The Central Supplier Database (CSD) is the South African government’s single register of approved suppliers. Any business wanting to supply a national or provincial department must be registered on it. Registration is free at secure.csd.gov.za and links your tax, bank and CIPC details automatically. What this means in plain language Before the CSD, every department kept its own supplier list and its own paperwork. Now one registration feeds them all – and it verifies your tax status, bank account and directors automatically against SARS, the banks and CIPC. Your CSD registration produces a registration report (the “MAAA number”) that tenders ask…